public void Auction_GetsNewerButHigherBid_PriceIsAffected()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow, DateTime.UtcNow.AddHours(1));
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
var bidder2 = new Member()
{
DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString()
};
repo.Add(bidder2);
repo.Add(new Bid()
{
ReceivedOnUtc = DateTime.UtcNow, Bidder = bidder2, Amount = 70, Auction = auction
});
auctioneer.DoAllWork();
Assert.AreEqual(2, auction.Bids.Count);
Assert.AreEqual(70, auction.CurrentPrice);
}
public void Auction_BidIsBelowStartPrice_HasNoImpact()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow, DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
var bidder = new Member()
{
DisplayName = "Bidder1", UniqueId = Guid.NewGuid().ToString()
};
repo.Add(bidder);
repo.Add(new Bid()
{
ReceivedOnUtc = DateTime.UtcNow, Auction = auction, Amount = auction.StartPrice - 10, Bidder = bidder
});
auctioneer.DoAllWork();
Assert.AreEqual(1, auction.Bids.Count);
Assert.IsNull(auction.ActiveBid);
}
public void Bid_WhenDeclined_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
ProcessedBidEventArgs raisedArgs = null;
auctioneer.BidDeclined += (sender, args) => raisedArgs = args;
var bidder2 = new Member()
{
DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString()
};
repo.Add(bidder2);
repo.Add(new Bid()
{
ReceivedOnUtc = DateTime.UtcNow, Bidder = bidder2, Amount = 51, Auction = auction
});
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.NotNull(raisedArgs.Bid);
}
public void Auction_GetsOlderButHigherBid_FailsWithException()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
var bidder2 = new Member()
{
DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString()
};
repo.Add(bidder2);
repo.Add(new Bid()
{
ReceivedOnUtc = DateTime.UtcNow.AddMinutes(-10), Bidder = bidder2, Amount = 70, Auction = auction
});
Assert.Throws <AuctionStateException>(() => auctioneer.DoAllWork());
}
public void Auction_HasOneBidAndEnds_TheBidderShouldBeTheWinner()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
var bidder2 = new Member()
{
DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString()
};
repo.Add(bidder2);
repo.Add(new Bid()
{
ReceivedOnUtc = DateTime.UtcNow, Bidder = bidder2, Amount = 70, Auction = auction
});
// Turn back the time
auction.EndDateTimeUtc = DateTime.UtcNow;
auctioneer.DoAllWork();
Assert.AreEqual(auction.Winner, bidder2);
}
public void GettingCurrentMemberTwice_IsSame()
{
var repo = new InMemoryMainRepository();
var service = new SimpleMemberService(repo);
var currentMember1 = service.GetCurrentMember();
var currentMember2 = service.GetCurrentMember();
Assert.AreEqual(currentMember1, currentMember2);
}
public void GettingCurrentMemberTwice_IsSame()
{
var repo = new InMemoryMainRepository();
var service = new SimpleMemberService(repo);
var currentMember1 = service.GetCurrentMember();
var currentMember2 = service.GetCurrentMember();
Assert.AreEqual(currentMember1, currentMember2);
}
public void WhenMemberIsNotInRepo_GetCurrentUser_AlwaysGetAMember()
{
var repo = new InMemoryMainRepository();
var service = new SimpleMemberService(repo);
var currentMember = service.GetCurrentMember();
Assert.NotNull(currentMember);
Assert.IsNotNullOrEmpty(currentMember.DisplayName);
Assert.IsNotNullOrEmpty(currentMember.EMail);
}
public void WhenMemberIsNotInRepo_GetCurrentUser_AlwaysGetAMember()
{
var repo = new InMemoryMainRepository();
var service = new SimpleMemberService(repo);
var currentMember = service.GetCurrentMember();
Assert.NotNull(currentMember);
Assert.IsNotNullOrEmpty(currentMember.DisplayName);
Assert.IsNotNullOrEmpty(currentMember.EMail);
}
public void WhenAddingAnAuction_WithUnknownMember_RaisesException()
{
var auction = CreateGeneratedAuction();
var repo = new InMemoryMainRepository();
var memberService = new SimpleMemberService(repo);
var service = new AuctionService(repo, memberService);
service.Save(auction);
}
public void WhenAddingAnAuction_WithUnknownMember_RaisesException()
{
var auction = CreateGeneratedAuction();
var repo = new InMemoryMainRepository();
var service = new AuctionService(repo, new SimpleMemberService(repo));
var memberService = new SimpleMemberService(repo);
service.Save(auction);
}
public void AuctionHasStartTimeInPast_AuctioneerRuns_AuctionIsRunning()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
Assert.IsFalse(auction.IsClosed);
Assert.IsTrue(auction.IsRunning);
}
public void AuctionHasStartTimeInPast_AuctioneerRuns_AuctionIsRunning()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
Assert.IsFalse(auction.IsClosed);
Assert.IsTrue(auction.IsRunning);
}
private static void AddInitialBidToAuction(InMemoryMainRepository repo, Auction auction)
{
var bidder = new Member()
{
DisplayName = "Bidder1", UniqueId = Guid.NewGuid().ToString()
};
repo.Add(bidder);
repo.Add(new Bid()
{
ReceivedOnUtc = DateTime.UtcNow, Auction = auction, Amount = auction.StartPrice + 10, Bidder = bidder
});
}
public void PlacingABid_AuctionHasNotYetStarted_RaisesExecption()
{
var repo = new InMemoryMainRepository();
var simpleMemberService = new SimpleMemberService(repo);
var auction = CreateGeneratedAuction();
auction.Seller = simpleMemberService.GetCurrentMember();
var service = new AuctionService(repo, simpleMemberService);
auction.StartDateTimeUtc = DateTime.UtcNow.AddDays(1);
service.Save(auction);
service.PlaceBid(auction, 100);
}
public void PlacingABid_AuctionHasNotYetStarted_RaisesException()
{
var repo = new InMemoryMainRepository();
var simpleMemberService = new SimpleMemberService(repo);
var auction = CreateGeneratedAuction();
auction.Seller = simpleMemberService.GetCurrentMember();
var service = new AuctionService(repo, simpleMemberService);
auction.StartDateTimeUtc = DateTime.UtcNow.AddDays(1);
service.Save(auction);
service.PlaceBid(auction, 100);
}
public void GivenAProperService_SavesAValidAuction_ShouldReturnSameFromAuctionList()
{
var repo = new InMemoryMainRepository();
var userService = new SimpleMemberService(repo);
var service = new AuctionService(repo, userService);
var auction = CreateGeneratedAuction();
auction.Seller = userService.Add("Seller", "*****@*****.**");
service.Save(auction);
var auctionFromService = service.GetAll().First();
Assert.AreEqual(auctionFromService, auction);
}
public void GivenAProperService_SavesAValidAuction_ShouldReturnSameFromAuctionList()
{
var repo = new InMemoryMainRepository();
var userService = new SimpleMemberService(repo);
var service = new AuctionService(repo, userService);
var auction = CreateGeneratedAuction();
auction.Seller = userService.Add("Seller", "*****@*****.**");
service.Save(auction);
var auctionFromService = service.GetAll().First();
Assert.AreEqual(auctionFromService, auction);
}
public void PlacingABid_AuctionHasExpired_RaisesException()
{
var repo = new InMemoryMainRepository();
var simpleMemberService = new SimpleMemberService(repo);
var auction = CreateGeneratedAuction();
auction.Seller = simpleMemberService.GetCurrentMember();
var service = new AuctionService(repo, simpleMemberService);
auction.StartDateTimeUtc = DateTime.UtcNow.AddDays(-2);
auction.EndDateTimeUtc = DateTime.UtcNow.AddDays(-2);
repo.Add(auction);
Assert.Throws <AuctionStateException>(() => service.PlaceBid(auction, 100));
}
public void Auction_WhenStarted_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AuctionEventArgs raisedArgs = null;
auctioneer.AuctionStarted += (sender, args) => raisedArgs = args;
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.AreEqual(auction, raisedArgs.Auction);
}
public void AuctionStartedAndEndedInThePast_AuctioneerRuns_DoNotGetsStarted()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
AuctionEventArgs raisedArgs = null;
auctioneer.AuctionStarted += (sender, args) => raisedArgs = args;
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-2), DateTime.UtcNow.AddHours(-1));
auction.IsRunning = false;
auction.IsClosed = true;
auctioneer.DoAllWork();
Assert.IsNull(raisedArgs);
Assert.IsTrue(auction.IsClosed);
Assert.IsFalse(auction.IsRunning);
}
private static Auction CreateAndStoreAuction(InMemoryMainRepository repo, DateTime startDateTimeUtc, DateTime endDateTimeUtc)
{
var seller = new Member()
{
DisplayName = "Seller", UniqueId = Guid.NewGuid().ToString()
};
var auction = new Auction()
{
Title = "TestAuction", Seller = seller, StartPrice = 50, StartDateTimeUtc = startDateTimeUtc, EndDateTimeUtc = endDateTimeUtc
};
repo.Add(seller);
repo.Add(auction);
Assert.AreEqual(1, repo.GetAuctions().Count());
Assert.AreEqual(1, repo.GetMembers().Count());
return(auction);
}
public void Auction_BidIsBelowStartPrice_HasNoImpact()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow, DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
var bidder = new Member() { DisplayName = "Bidder1", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow, Auction = auction, Amount = auction.StartPrice - 10, Bidder = bidder });
auctioneer.DoAllWork();
Assert.AreEqual(1, auction.Bids.Count);
Assert.IsNull(auction.ActiveBid);
}
public void Auction_EndTimeHasArrived_AuctionGetsClosed()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
Assert.IsFalse(auction.IsClosed);
// Turn back the time
auction.EndDateTimeUtc = DateTime.UtcNow;
auctioneer.DoAllWork();
Assert.IsTrue(auction.IsClosed);
Assert.IsFalse(auction.IsRunning);
}
public void Bid_WhenAccepted_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
ProcessedBidEventArgs raisedArgs = null;
auctioneer.BidAccepted += (sender, args) => raisedArgs = args;
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.NotNull(raisedArgs.Bid);
}
public void Auction_WhenEnded_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AuctionEventArgs raisedArgs = null;
auctioneer.AuctionEnded += (sender, args) => raisedArgs = args;
// Turn back the time
auction.EndDateTimeUtc = DateTime.UtcNow;
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.NotNull(raisedArgs.IsSuccessful);
}
public void AuctionStartedAndEndedInThePast_AuctioneerRuns_DontGetsStarted()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
AuctionEventArgs raisedArgs = null;
auctioneer.AuctionStarted += (sender, args) => raisedArgs = args;
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-2), DateTime.UtcNow.AddHours(-1));
auction.IsRunning = false;
auction.IsClosed = true;
auctioneer.DoAllWork();
Assert.IsNull(raisedArgs);
Assert.IsTrue(auction.IsClosed);
Assert.IsFalse(auction.IsRunning);
}
public void WithExistingAuction_AfterPlacingABid_TheBidShouldBeAssignedToAuctionAndUser()
{
var repo = new InMemoryMainRepository();
var userService = new MockedMemberService(repo);
var service = new AuctionService(repo, userService);
var auction = CreateGeneratedAuction();
auction.Seller = userService.Add("Seller", "*****@*****.**");
service.Save(auction);
// Litte hack: Manual change of start time
auction.StartDateTimeUtc = DateTime.UtcNow.AddDays(-1);
var bidder = userService.Add("Michael", "*****@*****.**");
userService.SetCurrentMember(bidder);
service.PlaceBid(auction, 51);
Assert.AreEqual(1, auction.Bids.Count);
Assert.AreEqual(1, bidder.Bids.Count);
}
public void Auction_WhenStarted_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AuctionEventArgs raisedArgs = null;
auctioneer.AuctionStarted += (sender, args) => raisedArgs = args;
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.AreEqual(auction, raisedArgs.Auction);
}
public void Bid_WhenAccepted_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
ProcessedBidEventArgs raisedArgs = null;
auctioneer.BidAccepted += (sender, args) => raisedArgs = args;
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.NotNull(raisedArgs.Bid);
}
public void Auction_GetsOlderButHigherBid_FailsWithException()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
var bidder2 = new Member() { DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder2);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow.AddMinutes(-10), Bidder = bidder2, Amount = 70, Auction = auction });
auctioneer.DoAllWork();
}
public void Auction_HasOneBidAndEnds_TheBidderShouldBeTheWinner()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
auctioneer.DoAllWork();
var bidder2 = new Member() { DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder2);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow, Bidder = bidder2, Amount = 70, Auction = auction });
// Turn back the time
auction.EndDateTimeUtc = DateTime.UtcNow;
auctioneer.DoAllWork();
Assert.AreEqual(auction.Winner, bidder2);
}
private static Auction CreateAndStoreAuction(InMemoryMainRepository repo, DateTime startDateTimeUtc, DateTime endDateTimeUtc)
{
var seller = new Member() { DisplayName = "Seller", UniqueId = Guid.NewGuid().ToString() };
var auction = new Auction() { Title = "TestAuction", Seller = seller, StartPrice = 50, StartDateTimeUtc = startDateTimeUtc, EndDateTimeUtc = endDateTimeUtc };
repo.Add(seller);
repo.Add(auction);
Assert.AreEqual(1, repo.GetAuctions().Count());
Assert.AreEqual(1, repo.GetMembers().Count());
return auction;
}
public void Auction_WhenEnded_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AuctionEventArgs raisedArgs = null;
auctioneer.AuctionEnded += (sender, args) => raisedArgs = args;
// Turn back the time
auction.EndDateTimeUtc = DateTime.UtcNow;
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.NotNull(raisedArgs.IsSuccessful);
}
public void Auction_StartTimeHasArrived_AuctionGetsRunning()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
Assert.IsFalse(auction.IsRunning);
auctioneer.DoAllWork();
Assert.IsTrue(auction.IsRunning);
// Turn back the time
auction.EndDateTimeUtc = DateTime.UtcNow;
auctioneer.DoAllWork();
Assert.IsTrue(auction.IsClosed);
Assert.IsFalse(auction.IsRunning);
}
private static void AddInitialBidToAuction(InMemoryMainRepository repo, Auction auction)
{
var bidder = new Member() { DisplayName = "Bidder1", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow, Auction = auction, Amount = auction.StartPrice + 10, Bidder = bidder });
}
public void Auction_HasNewerButLowerBid_HasNoImpact()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow, DateTime.UtcNow.AddHours(1));
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
var bidder2 = new Member() { DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder2);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow, Bidder = bidder2, Amount = 51, Auction = auction });
auctioneer.DoAllWork();
Assert.AreEqual(2, auction.Bids.Count);
Assert.AreEqual(60, auction.CurrentPrice);
}
public void Bid_WhenDeclined_EventIsRaised()
{
var repo = new InMemoryMainRepository();
var auctioneer = new Auctioneer(repo);
var auction = CreateAndStoreAuction(repo, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddHours(1));
AddInitialBidToAuction(repo, auction);
auctioneer.DoAllWork();
ProcessedBidEventArgs raisedArgs = null;
auctioneer.BidDeclined += (sender, args) => raisedArgs = args;
var bidder2 = new Member() { DisplayName = "Bidder2", UniqueId = Guid.NewGuid().ToString() };
repo.Add(bidder2);
repo.Add(new Bid() { ReceivedOnUtc = DateTime.UtcNow, Bidder = bidder2, Amount = 51, Auction = auction });
auctioneer.DoAllWork();
Assert.NotNull(raisedArgs);
Assert.NotNull(raisedArgs.Auction);
Assert.NotNull(raisedArgs.Bid);
}
public void WithExistingAuction_AfterPlacingABid_TheBidShouldBeAssignedToAuctionAndUser()
{
var repo = new InMemoryMainRepository();
var userService = new MockedMemberService(repo);
var service = new AuctionService(repo, userService);
var auction = CreateGeneratedAuction();
auction.Seller = userService.Add("Seller", "*****@*****.**");
service.Save(auction);
// Litte hack: Manual change of start time
auction.StartDateTimeUtc = DateTime.UtcNow.AddDays(-1);
var bidder = userService.Add("Michael", "*****@*****.**");
userService.SetCurrentMember(bidder);
service.PlaceBid(auction, 51);
Assert.AreEqual(1, auction.Bids.Count);
Assert.AreEqual(1, bidder.Bids.Count);
}
public MockedMemberService(InMemoryMainRepository repo)
{
this.repo = repo;
this.userService = new SimpleMemberService(this.repo);
this.currentMember = this.userService.GetCurrentMember();
}
